ABD RAHNI MT PIAH was born in Baling, Kedah Malaysia on 8th May 1956. He received his B.A. (Cum Laude) in Mathematics from Knox College, Illinois, USA in 1979. He received his M.Sc in Mathematics from Universiti Sains Malaysia in 1986. He obtained his Ph.D in Approximation Theory from the University of Dundee, Scotland United Kingdom in 1993. He has been an academic staff member of the School of Mathematical Sciences, Universiti Sains Malaysia since 1981 and at present is a Professor. He was a program chairman and deputy dean in the School of Mathematical Sciences, Universiti Sains Malaysia for many years. He has published various research papers in refereed national and international conference proceedings and journals. His current research areas include computer aided geometric design (CAGD), medical imaging, numerical analysis and techniques and related areas.